Manufacturing facilities in California
Map, counties and cities
Biggest counties
Los Angeles13,418Orange5,510San Diego4,213Santa Clara3,800Alameda3,206San Bernardino2,720Riverside2,120Sonoma1,540All 58 counties
Los Angeles 13,418Orange 5,510San Diego 4,213Santa Clara 3,800Alameda 3,206San Bernardino 2,720Riverside 2,120Sonoma 1,540Ventura 1,274San Joaquin 1,202Sacramento 1,138Fresno 1,105San Mateo 1,095Napa 997Contra Costa 959Santa Barbara 867San Luis Obispo 861San Francisco 770Kern 734Stanislaus 715Solano 532Yolo 456Tulare 436Monterey 427Placer 393Santa Cruz 331Butte 288Merced 268El Dorado 262Marin 236Shasta 230Mendocino 197Madera 176Humboldt 173Nevada 130Kings 125Amador 116Imperial 112San Benito 92Sutter 89Yuba 84Colusa 80Tehama 78Glenn 71Calaveras 58Tuolumne 56Lake 55Siskiyou 36Plumas 23Mariposa 23Trinity 18Inyo 15Del Norte 14Lassen 13Mono 9Modoc 5Sierra 5Alpine 2
Biggest cities
Los Angeles2,615San Diego1,844San Jose1,400Santa Ana812Anaheim809San Francisco793Irvine745Sacramento735Fresno733Santa Clara721Fremont705Ontario665
Federal labor statistics counted at least 44,839 manufacturing establishments in California in 2024, employing about 1,247,596 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 55,990.
Facilities in California665 FACILITIES
| Facility | City | Industry | NAICS | Employees | Status |
|---|---|---|---|---|---|
| Mpm Products, INC | Ontario | Chemical Manufacturing | 325992 | — | ACTIVE |
| Nppower International INC. | Ontario | Electrical Equipment, Appliance & Component Manufacturing | 335910 | — | ACTIVE |
| Panob CORP | Ontario | Transportation Equipment Manufacturing | 336413 | — | ACTIVE |
| Solvari CORP. | Ontario | Miscellaneous Manufacturing | 339115 | — | ACTIVE |
| Te Connectivity Corporation | Ontario | Computer and Electronic Product Manufacturing | 334417 | — | ACTIVE |
| Tower Industries INC | Ontario | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |
| Trimeda Tech INC | Ontario | Plastics and Rubber Products Manufacturing | 326199 | — | ACTIVE |
| Tse Worldwide Press INC | Ontario | Printing and Related Support Activities | 323117 | — | ACTIVE |
| Walker West LLC | Ontario | Fabricated Metal Product Manufacturing | 332322 | — | ACTIVE |
| Alger Precision Machining LLC | Ontario | Fabricated Metal Product Manufacturing | 332721 | 100–499 | LIKELY ACTIVE |
| Adesa International | Ontario | Food Manufacturing | 311612 | — | LIKELY ACTIVE |
| California Die Casting INC | Ontario | Primary Metal Manufacturing | 331521 | 20–99 | LIKELY ACTIVE |
| Inland Powder Coating CORP | Ontario | Fabricated Metal Product Manufacturing | 332812 | 20–99 | LIKELY ACTIVE |
| Inline Plastics, INC. | Ontario | Plastics and Rubber Products Manufacturing | 326121 | — | LIKELY ACTIVE |
| Jogue INC | Ontario | Food Manufacturing | 311930 | 20–99 | LIKELY ACTIVE |
| Nellson Nutraceutical LLC | Ontario | Food Manufacturing | 311352 | 100–499 | LIKELY ACTIVE |
| Soup Bases Loaded | Ontario | Food Manufacturing | 311612 | — | LIKELY ACTIVE |
| Summit Machining LLC | Ontario | Fabricated Metal Product Manufacturing | 332710 | 20–99 | LIKELY ACTIVE |
| Vishay Spectrol | Ontario | Computer and Electronic Product Manufacturing | 334000 | 20–99 | LIKELY ACTIVE |
| Chem Lab Products, INC. | Ontario | Chemical Manufacturing | 325612 | — | UNVERIFIED |
| Griffith Micro Science INC | Ontario | Miscellaneous Manufacturing | 339999 | — | UNVERIFIED |
| Holliday Rock Ontario 28 | Ontario | Nonmetallic Mineral Product Manufacturing | 327320 | — | UNVERIFIED |
| Lighting Resources LLC | Ontario | Chemical Manufacturing | 325188 | — | UNVERIFIED |
| Linde - Ontario, Ca | Ontario | Chemical Manufacturing | 325120 | — | UNVERIFIED |
| Net Shapes, INC. | Ontario | Primary Metal Manufacturing | 331512 | — | UNVERIFIED |
| New-indy Ontario, LLC | Ontario | Paper Manufacturing | 322130 | — | UNVERIFIED |
| Amd International Technologies LLC | Ontario | Fabricated Metal Product Manufacturing | 332114 | — | LIKELY ACTIVE |
| Glenn B Dorning, INC. | Ontario | Machinery Manufacturing | 333112 | — | LIKELY ACTIVE |
| Jcm Engineering CORP | Ontario | Fabricated Metal Product Manufacturing | 332710 | — | LIKELY ACTIVE |
| Klein Products, INC. | Ontario | Fabricated Metal Product Manufacturing | 332420 | — | LIKELY ACTIVE |
| Allied Mechanical | Ontario | Fabricated Metal Product Manufacturing | 332710 | 100–499 | LIKELY ACTIVE |
| American Jerky Company LLC | Ontario | Food Manufacturing | 311111 | — | LIKELY ACTIVE |
| Artesia Sawdust Products INC | Ontario | Wood Product Manufacturing | 321999 | 1–19 | LIKELY ACTIVE |
| Aspire Bakeries Ontario | Ontario | Food Manufacturing | 311812 | 100–499 | LIKELY ACTIVE |
| Astro Pak Corporation - Ontario | Ontario | Fabricated Metal Product Manufacturing | 332813 | 20–99 | LIKELY ACTIVE |
| Carl Zeiss Meditec Production | Ontario | Miscellaneous Manufacturing | 339115 | — | LIKELY ACTIVE |
| Classic Containers INC | Ontario | Plastics and Rubber Products Manufacturing | 326160 | 100–499 | LIKELY ACTIVE |
| Coastal Pacific Food Distributors, INC. | Ontario | Food Manufacturing | 311611 | — | LIKELY ACTIVE |
| Danco Metal Surfacing | Ontario | Fabricated Metal Product Manufacturing | 332813 | 20–99 | LIKELY ACTIVE |
| Doble Engineering Company (Ontario, CA) | Ontario | Computer and Electronic Product Manufacturing | 334513 | 20–99 | LIKELY ACTIVE |
| Fortune Avenue Foods | Ontario | Food Manufacturing | 311211 | — | LIKELY ACTIVE |
| Ivar's Display, INC. | Ontario | Furniture and Related Product Manufacturing | 337212 | 20–99 | LIKELY ACTIVE |
| Niagara Bottling, LLC - Philly St | Ontario | Beverage and Tobacco Product Manufacturing | 312112 | 100–499 | LIKELY ACTIVE |
| Ontario | Ontario | Food Manufacturing | 311412 | 100–499 | LIKELY ACTIVE |
| Parco, LLC | Ontario | Plastics and Rubber Products Manufacturing | 326211 | — | LIKELY ACTIVE |
| Philips | Ontario | Miscellaneous Manufacturing | 339114 | 100–499 | LIKELY ACTIVE |
| Prc Composites, LLC | Ontario | Plastics and Rubber Products Manufacturing | 326130 | — | LIKELY ACTIVE |
| Qycell Corporation | Ontario | Chemical Manufacturing | 325211 | 20–99 | LIKELY ACTIVE |
| SoupWerks | Ontario | Food Manufacturing | 311411 | — | LIKELY ACTIVE |
| Tk America INC | Ontario | Food Manufacturing | 311423 | — | LIKELY ACTIVE |

